Blood Evidence

Front

What happens to the size of a blood stain as blood drops from increasing heights?

Back

The size of the blood stain gets larger.

Front

What is the blood type of a person with A & Rh antigens?

Back

A+.

Front

What percentage of the human population has the RH factor?

Back

85%.

Front

What is the primary function of white blood cells?

Back

To release antibodies to help destroy infections.

Front

What causes blood type?

Back

Proteins on the surface of the red blood cells.

Front

What is the role of red blood cells in the body?

Back

To transport oxygen around the body.

Front

What is the significance of the RH factor in blood transfusions?

Back

It determines whether a person is Rh-positive or Rh-negative, affecting compatibility.

Front

What are antigens?

Back

Substances that can trigger an immune response, found on the surface of red blood cells.

Front

What is the function of platelets in blood?

Back

To clot and cover wounds like cuts and grazes.

Front

How does blood type compatibility affect transfusions?

Back

Incompatible blood types can cause serious immune reactions.